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CN102826017A - High-voltage safety protection system of electromobile - Google Patents

High-voltage safety protection system of electromobile Download PDF

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Publication number
CN102826017A
CN102826017A CN2012103270164A CN201210327016A CN102826017A CN 102826017 A CN102826017 A CN 102826017A CN 2012103270164 A CN2012103270164 A CN 2012103270164A CN 201210327016 A CN201210327016 A CN 201210327016A CN 102826017 A CN102826017 A CN 102826017A
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China
Prior art keywords
voltage
battery management
management system
controller
connector
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Granted
Application number
CN2012103270164A
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Chinese (zh)
Other versions
CN102826017B (en
Inventor
李田田
高桢
吴旭峰
金启前
由毅
吴成明
赵福全
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Geely Holding Group Co Ltd
Zhejiang Geely Automobile Research Institute Co Ltd
Original Assignee
Zhejiang Geely Holding Group Co Ltd
Zhejiang Geely Automobile Research Institute Co Ltd
Zhejiang Geely Automobile Research Institute Co Ltd Hangzhou Branch
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Application filed by Zhejiang Geely Holding Group Co Ltd, Zhejiang Geely Automobile Research Institute Co Ltd, Zhejiang Geely Automobile Research Institute Co Ltd Hangzhou Branch filed Critical Zhejiang Geely Holding Group Co Ltd
Priority to CN201210327016.4A priority Critical patent/CN102826017B/en
Publication of CN102826017A publication Critical patent/CN102826017A/en
Application granted granted Critical
Publication of CN102826017B publication Critical patent/CN102826017B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The invention discloses a high-voltage safety protection system of an electromobile. The high-voltage safety protection system comprises a battery management system, a branch box, an air-conditioning system, an electric control system, a vehicle controller and a controller local area network; the air-conditioning system and the electric control system are respectively electrically connected with the battery management system through the branch box; a high-voltage interlock loop of the battery management system is formed in the battery management system; the battery management system transmits the interlock information of the high-pressure interlock loop of the battery management system to the vehicle controller through the controller local area network; the branch box, the air-conditioning system and the vehicle controller form a series circuit; the electric control system forms a high-voltage interlock loop of the electric control system, and the electric control system transmits the interlock information of the high-voltage interlock loop of the electric control system to the vehicle controller through the controller local area network. Compared with the prior art, the high-voltage safety protection system of the electromobile can judge the concrete module that has faults, so that the maintenance is carried out conveniently and fast.

Description

Electronlmobil high-pressure security protection system
Technical field
The present invention relates to electronlmobil safety guard-safeguard field, particularly a kind of electronlmobil high-pressure security protection system.
Background technology
Electronlmobil is a power with the vehicle power, goes with power wheel, because less to the relative orthodox car of environmental concerns, its prospect is good by extensively.But electronlmobil adopts high-pressure system, has potential safety hazard.In order to ensure safety, general battery-driven car all can be provided with the high pressure interlocking loop, through using electric small-signal; Check electrical integrity (continuity) situation of whole module, lead and adaptor union; When the somewhere connects open circuited the time, when extracting adaptor union, the high-voltage power supply automatic cutout.Existing high pressure interlocking loop adopts series system, needs when situation occurring total system is checked, makes troubles to inspection and maintenance.
Summary of the invention
The present invention provides a kind of electronlmobil high-pressure security protection system, all high voltage components of electric vehicle and connector is divided into several modules detects, and can judge that the high voltage component or the connector of concrete that module goes wrong, convenient maintenance fast.
For reaching above-mentioned advantage, the present invention provides a kind of electronlmobil high-pressure security protection system, comprises battery management system, distribution box without protectors, a/c system, electric-control system, entire car controller and controller local area network; Said a/c system and said electric-control system are electrically connected with said battery management system through said distribution box without protectors respectively; Said battery management system forms battery management system high pressure interlocking loop, and said battery management system is passed to said entire car controller with the interlock information of said battery management system high pressure interlocking loop through said controller local area network; Said distribution box without protectors, said a/c system and said entire car controller form circuit series; Said electric-control system forms electric-control system high pressure interlocking loop, and said electric-control system is passed to said entire car controller with the interlock information of said electric-control system high pressure interlocking loop through said controller local area network; Said entire car controller breaks off high tension supply and the quick discharge function of opening said electric-control system according to the said battery management system of the information Control that receives.
In one embodiment of the invention; Said electronlmobil high-pressure security protection system also comprises charge system; Said charge system comprises and fills socket, trickle charge socket and battery charger soon, saidly fills the high pressure interlocking loop that socket, said trickle charge socket and said battery charger form charge system soon; Said battery management system is passed to said entire car controller with the interlock information of the high pressure interlocking loop of said charge system through said controller local area network.
In one embodiment of the invention, said battery management system high pressure interlocking loop comprises first connector and second connector with high pressure interlock function; The said socket that fills soon is connected with said first connector through high-tension line; Said battery charger is provided with two high pressure interlocking connectors, and one of them is connected with said trickle charge socket through high-tension line, and another one is connected with said second connector through high-tension line.
In one embodiment of the invention, said battery management system high pressure interlocking loop also comprises the 3rd connector, and said electric wire box is connected with said the 3rd connector through high-tension line.
In one embodiment of the invention, said electric-control system comprises motor and electric machine controller, and said motor and the series connection of said electric machine controller form said electric-control system high pressure interlocking loop.
In one embodiment of the invention, said electric machine controller comprises first attaching parts, second attaching parts and the 3rd attaching parts with high pressure interlock function, and said first attaching parts is connected with said electric wire box through high-tension line; Said motor comprises two high pressure interlocking attaching partss, and said two high pressure interlocking attaching partss are connected with said second attaching parts, said the 3rd attaching parts through high-tension line respectively.
In one embodiment of the invention; Said a/c system comprises compressor and temperature booster; Said compressor is connected with said distribution box without protectors through high-tension line, and said temperature booster is provided with the Connection Element with high pressure interlock function, and said distribution box without protectors is connected with said Connection Element through high tension cord; Said temperature booster is electrically connected with said entire car controller, and said distribution box without protectors, said compressor, said temperature booster and said entire car controller form said circuit series.
In one embodiment of the invention, said distribution box without protectors and said compressor are respectively equipped with the detecting device of uncapping, and the said detecting device of uncapping is positioned at said circuit series.
Electronlmobil high-pressure security protection of the present invention system is provided with battery management system high pressure interlocking loop, charge system high pressure interlocking loop, electric-control system high pressure interlocking loop, and battery management system reports to entire car controller through the CAN network with the interlock information of battery management system high pressure interlocking loop, charge system high pressure interlocking loop; Electric machine controller reports to entire car controller with the interlock information of electric-control system high pressure interlocking loop; The detecting device of uncapping of distribution box without protectors, the detecting device of uncapping of compressor, temperature booster and entire car controller constitute circuit series, and entire car controller can detect the connection situation of this circuit series.Thereby it is out of joint that entire car controller can be judged that module, be pulled out like high-voltage connector or attaching parts, or distribution box without protectors, compressor uncapped convenient maintenance fast.
For let above and other objects of the present invention, feature and advantage can be more obviously understandable, hereinafter is special lifts preferred embodiment, and cooperates appended graphicly, elaborates as follows.
Description of drawings
Fig. 1 is an electronlmobil high-pressure security protection system schematic of the present invention.
The specific embodiment
Please with reference to Fig. 1; Electronlmobil high-pressure security protection of the present invention system comprises battery management system (BMS; Battery Management System), charge system, distribution box without protectors, a/c system, electric-control system, entire car controller (VCU) and controller local area network (CAN, Controller Area Network).Battery management system forms battery management system high pressure interlocking loop, and battery management system is passed to entire car controller with the information of battery management system high pressure interlocking loop through controller local area network.Distribution box without protectors, a/c system and entire car controller form circuit series.Electric-control system forms electric-control system high pressure interlocking loop, and battery management system is passed to entire car controller with the information of electric-control system high pressure interlocking loop through controller local area network.Battery management system is electrically connected with electric machine controller through distribution box without protectors, forms the major loop of automobile dynamic system, and the high tension cord of connection battery management system and electric machine controller is a power bus.
Charge system comprises and fills socket, trickle charge socket and battery charger soon, fills the high pressure interlocking loop that socket, trickle charge socket and battery charger form charge system soon.Battery charger is provided with two high pressure interlocking connector a1, a2, and wherein connector a2 is connected with the trickle charge socket through high-tension line.
Battery management system high pressure interlocking loop comprises the first connector b1, the second connector b2 and the 3rd connector b3 with high pressure interlock function; Wherein the first connector b1 through high-tension line with fill socket soon and be connected, the second connector b2 is connected with the high pressure interlocking connector a1 of battery charger through high-tension line.Battery management system provides a hand switch (figure does not show), the wire fuse and the battery management system high pressure interlocking loop of the inner integrated power system major loop of hand switch.When hand switch was extracted from battery management system, the circuit series of battery broke off, thereby the mouth that has guaranteed battery management system has no potential dangerous voltage.Battery management system will be monitored the high pressure interlock circuit of high voltage power bus and charge system in real time; Battery management system provides the output source of high pressure interlock circuit, reports the monitor message of the current high pressure interlock circuit of entire car controller simultaneously through controller local area network.
A/c system comprises compressor and temperature booster (PTC).Compressor is electrically connected with battery management system through distribution box without protectors, and temperature booster is connected with compressor through distribution box without protectors, and temperature booster is electrically connected with entire car controller.Compressor is provided with high-voltage connector c1, and this connector c1 is connected with distribution box without protectors through high tension cord.Temperature booster is provided with the Connection Element d1 with high pressure interlock function, and distribution box without protectors is connected with Connection Element d1 through high tension cord.Distribution box without protectors and compressor are respectively equipped with the detecting device of uncapping, and the detecting device of uncapping of distribution box without protectors, the detecting device of uncapping of compressor, temperature booster and entire car controller constitute circuit series.Uncap when detecting when distribution box without protectors or compressor, this circuit series breaks off, and entire car controller obtains distribution box without protectors and uncaps and detect or information that compressor is uncapped and detected, and the power supply of the management system of cutting off the electricity supply guarantees maintainer's safety.
Electric-control system comprises motor (IPU) and electric machine controller (TM), and motor and electric machine controller series connection form above-mentioned electric-control system high pressure interlocking loop.Electric machine controller comprises the first attaching parts e1, the second attaching parts e2 and the 3rd attaching parts e3 with high pressure interlock function.The 3rd attaching parts e3 is connected with the electric wire box through high-tension line.Motor comprises two high pressure interlocking attaching parts f1, f2, is connected with the first attaching parts e1, the second attaching parts e2 through high-tension line respectively.Electric machine controller reports entire car controller through the controller local area network high pressure interlock information that electric-control system high pressure interlocking loop is current.Extract or motor when battery is backwashed as attaching parts e1, e2, e3, f1, f2, the vehicle control unit controls battery management system cuts off the power supply of bus and supplies with.Motor backwashes when reaching capacity state to battery, and the cond of vehicle control unit controls motor carries out rapid discharge.
Electronlmobil high-pressure security protection of the present invention system is provided with battery management system high pressure interlocking loop, charge system high pressure interlocking loop, electric-control system high pressure interlocking loop, and battery management system reports to entire car controller through controller local area network with the interlock information of battery management system high pressure interlocking loop, charge system high pressure interlocking loop; Electric machine controller reports to entire car controller with the interlock information of electric-control system high pressure interlocking loop; The detecting device of uncapping of distribution box without protectors, the detecting device of uncapping of compressor, temperature booster and entire car controller constitute circuit series, and entire car controller can detect the connection situation of this circuit series.Thereby it is out of joint that entire car controller can be judged that module, be pulled out like high-voltage connector or attaching parts, or distribution box without protectors, compressor uncapped convenient maintenance fast.
The above only is embodiments of the invention, is not the present invention is done any pro forma restriction; Though the present invention discloses as above with embodiment; Yet be not in order to limiting the present invention, anyly be familiar with the professional and technical personnel, in not breaking away from technical scheme scope of the present invention; When the technology contents of above-mentioned announcement capable of using is made a little change or is modified to the equivalent embodiment of equivalent variations; In every case be not break away from technical scheme content of the present invention, to any simple modification, equivalent variations and modification that above embodiment did, all still belong in the scope of technical scheme of the present invention according to technical spirit of the present invention.

Claims (8)

1.一种电动汽车高压安全保护系统，包括电池管理系统、分线盒、空调系统、电控系统、整车控制器和控制器局域网，所述空调系统和所述电控系统分别通过所述分线盒与所述电池管理系统电连接，其特征在于：所述电池管理系统形成电池管理系统高压互锁回路，所述电池管理系统将所述电池管理系统高压互锁回路的互锁信息通过所述控制器局域网传递至所述整车控制器；所述分线盒、所述空调系统与所述整车控制器形成串联电路；所述电控系统形成电控系统高压互锁回路，所述电控系统将所述电控系统高压互锁回路的互锁信息通过所述控制器局域网传递至所述整车控制器；所述整车控制器根据接收到的信息控制所述电池管理系统断开高压电源和打开所述电控系统的快速放电功能。 1. A high-voltage safety protection system for an electric vehicle, comprising a battery management system, a junction box, an air-conditioning system, an electric control system, a vehicle controller and a controller local area network, and the air-conditioning system and the electric control system pass through the The junction box is electrically connected to the battery management system, and it is characterized in that: the battery management system forms a high-voltage interlock circuit of the battery management system, and the battery management system passes the interlock information of the high-voltage interlock circuit of the battery management system through The controller local area network is transmitted to the vehicle controller; the junction box, the air-conditioning system and the vehicle controller form a series circuit; the electronic control system forms a high-voltage interlocking circuit of the electronic control system, and the The electronic control system transmits the interlock information of the high-voltage interlock circuit of the electronic control system to the vehicle controller through the controller area network; the vehicle controller controls the battery management system according to the received information Disconnect the high-voltage power supply and turn on the rapid discharge function of the electric control system. 2.如权利要求1所述的电动汽车高压安全保护系统，其特征在于：还包括充电系统，所述充电系统包括快充插座、慢充插座及充电机，所述快充插座、所述慢充插座及所述充电机形成充电系统的高压互锁回路；所述电池管理系统将所述充电系统的高压互锁回路的互锁信息通过所述控制器局域网传递至所述整车控制器。 2. The electric vehicle high voltage safety protection system according to claim 1, characterized in that: it also includes a charging system, the charging system includes a fast charging socket, a slow charging socket and a charger, the fast charging socket, the slow charging socket The charging socket and the charger form a high-voltage interlock loop of the charging system; the battery management system transmits the interlock information of the high-voltage interlock loop of the charging system to the vehicle controller through the controller local area network. 3.如权利要求2所述的电动汽车高压安全保护系统，其特征在于：所述电池管理系统高压互锁回路包括具有高压互锁功能的第一接插件和第二接插件；所述快充插座通过高压线路与所述第一接插件连接；所述充电机设有二个高压互锁接插件，其中一个通过高压线路与所述慢充插座连接，另外一个通过高压线路与所述第二接插件连接。 3. The electric vehicle high-voltage safety protection system according to claim 2, wherein: the high-voltage interlock circuit of the battery management system includes a first connector and a second connector with a high-voltage interlock function; The socket is connected to the first connector through a high-voltage line; the charger is provided with two high-voltage interlocking connectors, one of which is connected to the slow charging socket through a high-voltage line, and the other is connected to the second socket through a high-voltage line. Connector connection. 4.如权利要求3所述的电动汽车高压安全保护系统，其特征在于：所述电池管理系统高压互锁回路还包括第三接插件，所述电线盒通过高压线路与所述第三接插件连接。 4. The high-voltage safety protection system for electric vehicles according to claim 3, wherein the high-voltage interlock circuit of the battery management system further includes a third connector, and the wire box is connected to the third connector through a high-voltage line. connect. 5.如权利要求1所述的电动汽车高压安全保护系统，其特征在于：所述电控系统包括电机和电机控制器，所述电机和所述电机控制器串联形成所述电控系统高压互锁回路。 5. The electric vehicle high-voltage safety protection system according to claim 1, wherein the electric control system includes a motor and a motor controller, and the motor and the motor controller are connected in series to form a high-voltage interconnection system of the electric control system. lock loop. 6.如权利要求5所述的电动汽车高压安全保护系统，其特征在于：所述电机控制器包括具有高压互锁功能的第一连接件、第二连接件和第三连接件，所述第一连接件通过高压线路与所述电线盒连接；所述电机包括二个高压互锁连接件，所述二个高压互锁连接件分别通过高压线路与所述第二连接件、所述第三连接件连接。 6. The electric vehicle high-voltage safety protection system according to claim 5, wherein the motor controller includes a first connector, a second connector and a third connector with a high-voltage interlock function, and the first connector A connecting piece is connected to the wire box through a high-voltage line; the motor includes two high-voltage interlocking connecting pieces, and the two high-voltage interlocking connecting pieces are respectively connected to the second connecting piece and the third connecting piece through a high-voltage line. Connectors connect. 7.如权利要求1所述的电动汽车高压安全保护系统，其特征在于：所述空调系统包括压缩机和加热器，所述压缩机通过高压线路与所述分线盒连接，所述加热器设有具有高压互锁功能的连接元件，所述分线盒通过高压线与所述连接元件连接，所述加热器与所述整车控制器电连接，所述分线盒、所述压缩机、所述加热器和所述整车控制器形成所述串联电路。 7. The electric vehicle high-voltage safety protection system according to claim 1, characterized in that: the air-conditioning system includes a compressor and a heater, the compressor is connected to the junction box through a high-voltage line, and the heater A connection element with a high-voltage interlock function is provided, the junction box is connected to the connection element through a high-voltage line, the heater is electrically connected to the vehicle controller, the junction box, the compressor, The heater and the vehicle controller form the series circuit. 8.如权利要求7所述的电动汽车高压安全保护系统，其特征在于：所述分线盒和所述压缩机分别设有开盖检测装置，所述开盖检测装置位于所述串联电路。  8 . The high-voltage safety protection system for electric vehicles according to claim 7 , wherein: the junction box and the compressor are respectively provided with cover opening detection devices, and the cover opening detection devices are located in the series circuit. the
CN201210327016.4A 2012-09-06 2012-09-06 High-voltage safety protection system of electromobile Expired - Fee Related CN102826017B (en)

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CN102673402A (en) * 2012-05-25 2012-09-19 力帆实业(集团)股份有限公司 High-voltage protective system of electric automobile
CN103847526A (en) * 2014-03-20 2014-06-11 东风汽车公司 Electric automobile high-voltage distributing system with high-voltage interlocking functions
CN104252169A (en) * 2013-06-28 2014-12-31 大陆汽车投资（上海）有限公司 Device for safety detection of vehicle motor controller
CN104300597A (en) * 2014-09-02 2015-01-21 奇瑞汽车股份有限公司 High voltage loop interlocking structure and method for electric vehicle charging system
CN106740129A (en) * 2016-12-09 2017-05-31 奇瑞汽车股份有限公司 A kind of interlock circuit for electric automobile loop
CN106740125A (en) * 2016-11-29 2017-05-31 北京长城华冠汽车科技股份有限公司 A kind of high tension apparatus fault detection system of electric automobile, method and electric automobile
CN106828110A (en) * 2017-03-03 2017-06-13 镇江海姆霍兹传热传动系统有限公司 Vehicle high-voltage bus safety protector
CN107901763A (en) * 2017-11-09 2018-04-13 上汽通用五菱汽车股份有限公司 Pure electric automobile and its high-voltage interlocking circuit
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CN109693544A (en) * 2019-01-13 2019-04-30 无锡商业职业技术学院 A kind of electric automobile high-voltage interlocking loop
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CN110356236A (en) * 2019-06-13 2019-10-22 浙江合众新能源汽车有限公司 Pure electric vehicle high voltage interlock system and pure electric vehicle using the high voltage interlock system
CN111071047A (en) * 2019-12-25 2020-04-28 浙江合众新能源汽车有限公司 A Novel Low-Cost Battery Manual Service Switch
CN112977068A (en) * 2021-03-18 2021-06-18 奇瑞新能源汽车股份有限公司 High-voltage protection method and device for electric automobile and electric automobile
CN114486281A (en) * 2021-12-23 2022-05-13 矩阵数据科技(上海)有限公司 Design of new energy automobile high-voltage system function rapid detection method

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CN103847526A (en) * 2014-03-20 2014-06-11 东风汽车公司 Electric automobile high-voltage distributing system with high-voltage interlocking functions
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CN106740125B (en) * 2016-11-29 2019-05-10 北京长城华冠汽车科技股份有限公司 A high-voltage device fault detection system and method for an electric vehicle, and an electric vehicle
CN106740125A (en) * 2016-11-29 2017-05-31 北京长城华冠汽车科技股份有限公司 A kind of high tension apparatus fault detection system of electric automobile, method and electric automobile
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CN107901763A (en) * 2017-11-09 2018-04-13 上汽通用五菱汽车股份有限公司 Pure electric automobile and its high-voltage interlocking circuit
CN109693544A (en) * 2019-01-13 2019-04-30 无锡商业职业技术学院 A kind of electric automobile high-voltage interlocking loop
CN109693544B (en) * 2019-01-13 2023-12-08 无锡商业职业技术学院 High-voltage interlocking loop of electric automobile
CN110356236A (en) * 2019-06-13 2019-10-22 浙江合众新能源汽车有限公司 Pure electric vehicle high voltage interlock system and pure electric vehicle using the high voltage interlock system
CN110341482A (en) * 2019-07-04 2019-10-18 武汉格罗夫氢能汽车有限公司 One kind is constructed based on hydrogen energy source system high-voltage interlocking
CN111071047A (en) * 2019-12-25 2020-04-28 浙江合众新能源汽车有限公司 A Novel Low-Cost Battery Manual Service Switch
CN112977068A (en) * 2021-03-18 2021-06-18 奇瑞新能源汽车股份有限公司 High-voltage protection method and device for electric automobile and electric automobile
CN114486281A (en) * 2021-12-23 2022-05-13 矩阵数据科技(上海)有限公司 Design of new energy automobile high-voltage system function rapid detection method

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